在服务层添加住房更新金额已经按id查找用户的功能

HMS/src/main/java/com/hqyj/seven/service/CustomerService.java

 package com.hqyj.seven.service;
 
+import com.hqyj.seven.pojo.Customer;
+
 public interface CustomerService {
+    //住房更新金额
     int updateByNameToRemainder(double money, int id);
+    //按id查找用户
+    Customer queryById(int customerId);
 }